A city’s annual rainfall totals are normally distributed, and the probability that the city gets more than 43.2 inches of rain i

Question

2 years ago

10

A city’s annual rainfall totals are normally distributed, and the probability that the city gets more than 43.2 inches of rain i

n a year is given by P (z greater-than-or-equal-to 1.5) = 0.0668. If the standard deviation of the city’s yearly rainfall totals is 1.8 inches, what is the city’s mean annual rainfall?
40.5 inches
41.4 inches
45.0 inches
45.9 inches

Mathematics

2 answers:

Sauron [17] · Answer 1 · 2023-05-17T05:04:57+03:00

Sauron [17]2 years ago

5 0

41.4 inches I think that is the answer

ivanzaharov [21] · Answer 2 · 2023-05-17T03:10:27+03:00

ivanzaharov [21]2 years ago

4 0

Answer: So the answer wont be C or D because it doesn't get over 43.2 inches of water so if you do 43.2 -- 1.8 it will equal 41.4 inches

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